package com.imooc.controller;

import com.imooc.pojo.Items;
import com.imooc.pojo.ItemsImg;
import com.imooc.pojo.ItemsParam;
import com.imooc.pojo.ItemsSpec;
import com.imooc.pojo.vo.CommentLevelCountsVO;
import com.imooc.pojo.vo.ItemInfoVO;
import com.imooc.pojo.vo.ShopcartVO;
import com.imooc.service.ItemService;
import com.imooc.utils.IMOOCJSONResult;
import com.imooc.utils.PagedGridResult;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import java.util.List;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

/**
 * @ClassName: ItemsController
 * @Package: com.imooc.controller
 * @Description:
 * @Date: 2021/7/8 7:16
 * @Author: sunzheng@beiming.com
 */
@Api(value = "商品接口", tags = {"商品信息展示的相关接口"})
@RestController
@RequestMapping("/items")
public class ItemsController extends BaseController {

  final static Logger logger = LoggerFactory.getLogger(IndexController.class);

  @Autowired
  private ItemService itemService;

  @ApiOperation(value = "查询商品详情", notes = "查询商品详情", httpMethod = "GET")
  @GetMapping("/info/{itemId}")
  public IMOOCJSONResult info(
      @ApiParam(name = "itemId", value = "商品id", required = true)
      @PathVariable String itemId) {
    if (StringUtils.isBlank(itemId)) {
      return IMOOCJSONResult.errorMsg(null);
    }
    Items item = itemService.queryItemById(itemId);
    List<ItemsImg> itemsImgList = itemService.queryItemImgList(itemId);
    List<ItemsSpec> itemsSpecs = itemService.queryItemSpecList(itemId);
    ItemsParam itemsParam = itemService.queryItemParam(itemId);

    ItemInfoVO itemInfoVO = new ItemInfoVO();
    itemInfoVO.setItem(item);
    itemInfoVO.setItemImgList(itemsImgList);
    itemInfoVO.setItemSpecList(itemsSpecs);
    itemInfoVO.setItemParams(itemsParam);
    return IMOOCJSONResult.ok(itemInfoVO);
  }

  @ApiOperation(value = "查询商品评价等级", notes = "查询商品评价等级", httpMethod = "GET")
  @GetMapping("/commentLevel")
  public IMOOCJSONResult commentLevel(
      @ApiParam(name = "itemId", value = "商品id", required = true)
      @RequestParam String itemId) {
    if (StringUtils.isBlank(itemId)) {
      return IMOOCJSONResult.errorMsg(null);
    }
    CommentLevelCountsVO countsVO = itemService.queryCommentCounts(itemId);

    return IMOOCJSONResult.ok(countsVO);
  }

  @ApiOperation(value = "查询商品评论", notes = "查询商品评论", httpMethod = "GET")
  @GetMapping("/comments")
  public IMOOCJSONResult comments(
      @ApiParam(name = "itemId", value = "商品id", required = true)
      @RequestParam String itemId,
      @ApiParam(name = "level", value = "商品等级", required = false)
      @RequestParam Integer level,
      @ApiParam(name = "page", value = "查询商品评价下一页的第几页", required = false)
      @RequestParam Integer page,
      @ApiParam(name = "pageSize", value = "分页的每一页显示的条数", required = false)
      @RequestParam Integer pageSize) {
    if (StringUtils.isBlank(itemId)) {
      return IMOOCJSONResult.errorMsg(null);
    }
    if (page == null) {
      page = 1;
    }
    if (pageSize == null) {
      pageSize = COMMON_PAGE_SIZE;
    }
    PagedGridResult grid = itemService.queryPagedComments(itemId, level, page, pageSize);

    return IMOOCJSONResult.ok(grid);
  }

  @ApiOperation(value = "搜索商品列表", notes = "搜索商品列表", httpMethod = "GET")
  @GetMapping("/search")
  public IMOOCJSONResult search(
      @ApiParam(name = "keywords", value = "关键字", required = true)
      @RequestParam String keywords,
      @ApiParam(name = "sort", value = "排序", required = false)
      @RequestParam String sort,
      @ApiParam(name = "page", value = "查询商品列表下一页的第几页", required = false)
      @RequestParam Integer page,
      @ApiParam(name = "pageSize", value = "分页的每一页显示的条数", required = false)
      @RequestParam Integer pageSize) {
    if (StringUtils.isBlank(keywords)) {
      return IMOOCJSONResult.errorMsg(null);
    }
    if (page == null) {
      page = 1;
    }
    if (pageSize == null) {
      pageSize = PAGE_SIZE;
    }
    PagedGridResult grid = itemService.searchItems(keywords, sort, page, pageSize);

    return IMOOCJSONResult.ok(grid);
  }

  @ApiOperation(value = "通过分类id搜索商品列表", notes = "通过分类id搜索商品列表", httpMethod = "GET")
  @GetMapping("/catItems")
  public IMOOCJSONResult catItems(
      @ApiParam(name = "catId", value = "三级分类id", required = true)
      @RequestParam Integer catId,
      @ApiParam(name = "sort", value = "排序", required = false)
      @RequestParam String sort,
      @ApiParam(name = "page", value = "查询商品列表下一页的第几页", required = false)
      @RequestParam Integer page,
      @ApiParam(name = "pageSize", value = "分页的每一页显示的条数", required = false)
      @RequestParam Integer pageSize) {
    if (catId == null) {
      return IMOOCJSONResult.errorMsg(null);
    }
    if (page == null) {
      page = 1;
    }
    if (pageSize == null) {
      pageSize = PAGE_SIZE;
    }
    PagedGridResult grid = itemService.searchItems(catId, sort, page, pageSize);

    return IMOOCJSONResult.ok(grid);
  }

  //用于用户长时间未登录网站，刷新购物车中的数据（主要是商品价格），类似京东，淘宝
  @ApiOperation(value = "根据商品规格id查找最新的商品数据", notes = "根据商品规格id查找最新的商品数据", httpMethod = "GET")
  @GetMapping("/refresh")
  public IMOOCJSONResult refresh(
      @ApiParam(name = "itemSpecIds", value = "拼接的规格ids", required = true, example = "1001,1003,1005")
      @RequestParam String itemSpecIds) {
    if (StringUtils.isBlank(itemSpecIds)) {
      return IMOOCJSONResult.ok();
    }

    List<ShopcartVO> list = itemService.queryItemsBySpecIds(itemSpecIds);

    return IMOOCJSONResult.ok(list);
  }

}
